coworker

noun

co·​work·​er ˈkō-ˌwər-kər 

variants or co-worker

plural coworkers or co-workers

: one who works with another : a fellow worker

went out for drinks with her coworkers after work

So instead of serving your family, friends and even co-workers outdated, calorie-laden foods, treat them to this new cuisine.

—Charlotte Lyons

Synonyms

• colleague

Examples of coworker in a Sentence

my coworkers and I often send facetious e-mails to one another

Recent Examples on the Web

Freelancing can feel isolating, especially when you’re used to having coworkers and a structured office environment. —Kimberly Wilson, Essence, 1 Oct. 2025

McMuffin sausages and apple pies were burning, and the coworkers — aged 18, 19, 38 and 78 — were helplessly face down on the floor. —Théoden Janes, Charlotte Observer, 30 Sep. 2025

The parties were separated, and the coworker faced a misdemeanor arrest. —Nollyanne Delacruz, Mercury News, 30 Sep. 2025

The internet’s favorite lip balm will be gleefully received by a coworker, your best friend, or anyone in between. —Brandi Fuller, Better Homes & Gardens, 30 Sep. 2025

Word History

First Known Use

1591, in the meaning defined above

Rhymes for coworker

• caseworker
• farmworker
• woodworker
• worker

Kids Definition

coworker

noun

co·​work·​er

ˈkō-ˌwər-kər

: a fellow worker